#include <iostream>
#include <algorithm>

using namespace std;

string a, b, c;
bool istri(const string &a, const string &b, const string &c)
{
    
}
int main()
{
    while (cin >> a >> b >> c)
    {
        if (istri(a, b, c))
        {
            puts("Yes");
        }
        else
        {
            puts("No");
        }
    }
    return 0;
}